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ACQUISITIONS (Supplemental Unaudited Pro Forma Information) (Details) - L.J. Kushner & Associates, L.L.C. $ / shares in Units, $ in Thousands | 3 Months Ended
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Mar. 28, 2021 USD ($) $ / shares
Business Acquisition [Line Items] |
Revenues | $ 49,986
Gross profit | 16,380
Net loss | $ (175)
Loss per share: |
Basic pro forma (in usd per share) | $ / shares | $ (0.02)
Diluted pro forma (in usd per share) | $ / shares | $ (0.02)

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